Tactical guidance, practical support From product specifications to installation manuals, CIRCOR’s support is as extensive as the solutions we offer. Brand Circle Seal Controls (1) (-) Hale Hamilton (2) (-) Schroedahl (1) Category Brochures (1) Specification Sheets (2) Product category Control (14) (-) Filters (2) Other (4) Regulators (3) (-) Back (1) Dome-loaded (6) Pressure (2) Spring (4) Switches (4) Valves (20) Check (1) Control Valve (2) Drain (1) Pneumatic (3) Pump protection (14) Regulator (2) Relief (1) Shut-off Valve (12) Stop Valve (1) Search resources Search , Download , Download , Download